Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1226641

Imperial moth
Eacles imperialis

Observation date: August 13, 2019
Submitted by: Mhhobbs
Specimen type: Photograph
Observation notes: Found moving across path strewn mainly with pine needles but oak and deciduous trees are also in this cottage lot on Big Gull Lake in North Frontenac, Ontario. Caterpillar was about 3 ½ inches long and about ¾ “ thick and moved slowly.
Status: Resident
Verified by: rosslayberry
Verified date: August 18, 2019
Coordinator notes: Yours is subspecies pini, Eacles imperialis pini. It eats White Pine needles. You found it as it was looking for a sandy spot in which to overwinter; it digs itself three or four inches deep into the ground and hibernates there.
Checklist region(s): Canada, Ontario